Though the knock-on effects are unclear, some military commentators have called the strike Russia's "Pearl Harbor." Hopes for direct peace talks, which resume Monday, remain low.

Ukraine’s large-scale drone attack on Russian air bases thousands of miles behind the front lines is the latest in a long line of daring missions by Ukraine’s forces against its giant neighbor.

Dozens of Russian military aircraft have been destroyed in an unprecedented drone attack deep inside Russia, a Ukrainian official has said, the day before critical peace talks between Moscow and Kyiv resume in Istanbul.

With 41 military aircraft impacted, the Ukrainian drone attack was described by some commentators as Russia's "Pearl Harbor." The attack on Pearl Harbor in December 1941 was a surprise air raid by Japan on the U.S. during World War II. Kyiv's assault follows ground advances by Moscow troops in recent days in Ukraine's Sumy border region.

Ukrainian forces have destroyed dozens of Russian warplanes parked at airfields thousands of miles from the front lines, according to a source in the country’s security services, in one of Kyiv’s most audacious and sophisticated counter assaults since the beginning of the war.

A source in the Ukrainian security services said the drones were concealed in the ceilings of shipping containers. Read more at straitstimes.com. Read more at straitstimes.com.

By making harsh, uncompromising demands in peace talks with Ukraine while continuing to pummel it with waves of missiles and drones, Russian President Vladimir Putin is sending a clear message: He will only accept a settlement on his terms and will keep fighting until they’re met.

Two bridges have collapsed in Russia’s western regions bordering Ukraine, killing multiple people and injuring dozens, authorities said.